US3410151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety interlock for master controller
Assignee: General Electric Co
•
Filing: 1967-02-27
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Granted: 1968-11-12
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Expires: 1987-02-27
Abstract
No abstract record available.
Inventors
- 👤 Donald W Adams
- 👤 John P Nadzam
- 👤 Ralph E Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:34
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/20; H01H9/26; G; G05; G05G; G05G5/00; G05G5/06; G05G5/08; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20238
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |